<!DOCTYPE HTML>
<html lang="{{ language }}" class="{{ default_theme }}" dir="{{ text_direction }}">

<head>
    <!-- Book generated using mdBook -->
    <meta charset="UTF-8">
    <title>{{ title }}</title>
    {{#if is_print }}
    <meta name="robots" content="noindex" />
    {{/if}}
    {{#if base_url}}
    <base href="{{ base_url }}">
    {{/if}}


    <!-- Custom HTML head -->
    {{> head}}

    <meta name="description" content="{{ description }}">
    <meta name="viewport" content="width=device-width, initial-scale=1">
    <meta name="theme-color" content="#ffffff" />

    {{#if favicon_svg}}
    <link rel="icon" href="{{ path_to_root }}favicon.svg">
    {{/if}}
    {{#if favicon_png}}
    <link rel="shortcut icon" href="{{ path_to_root }}favicon.png">
    {{/if}}
    <link rel="stylesheet" href="{{ path_to_root }}css/variables.css">
    <link rel="stylesheet" href="{{ path_to_root }}css/general.css">
    <link rel="stylesheet" href="{{ path_to_root }}css/chrome.css">
    {{#if print_enable}}
    <link rel="stylesheet" href="{{ path_to_root }}css/print.css" media="print">
    {{/if}}

    <!-- Fonts -->
    <link rel="stylesheet" href="{{ path_to_root }}FontAwesome/css/font-awesome.css">
    {{#if copy_fonts}}
    <link rel="stylesheet" href="{{ path_to_root }}fonts/fonts.css">
    {{/if}}

    <!-- Highlight.js Stylesheets -->
    <link rel="stylesheet" href="{{ path_to_root }}highlight.css">
    <link rel="stylesheet" href="{{ path_to_root }}tomorrow-night.css">
    <link rel="stylesheet" href="{{ path_to_root }}ayu-highlight.css">

    <!-- Custom theme stylesheets -->
    {{#each additional_css}}
    <link rel="stylesheet" href="{{ ../path_to_root }}{{ this }}">
    {{/each}}

    {{#if mathjax_support}}
    <!-- MathJax -->
    <script async
        src="https://cdnjs.cloudflare.com/ajax/libs/mathjax/2.7.1/MathJax.js?config=TeX-AMS-MML_HTMLorMML"></script>
    {{/if}}
</head>

<body class="sidebar-visible no-js">
    <div id="body-container">
        <!-- Provide site root to javascript -->
        <script>
            var path_to_root = "{{ path_to_root }}";
            var default_theme = window.matchMedia("(prefers-color-scheme: dark)").matches ? "{{ preferred_dark_theme }}" : "{{ default_theme }}";
        </script>

        <!-- Work around some values being stored in localStorage wrapped in quotes -->
        <script>
            try {
                var theme = localStorage.getItem('mdbook-theme');
                var sidebar = localStorage.getItem('mdbook-sidebar');

                if (theme.startsWith('"') && theme.endsWith('"')) {
                    localStorage.setItem('mdbook-theme', theme.slice(1, theme.length - 1));
                }

                if (sidebar.startsWith('"') && sidebar.endsWith('"')) {
                    localStorage.setItem('mdbook-sidebar', sidebar.slice(1, sidebar.length - 1));
                }
            } catch (e) { }
        </script>

        <!-- Set the theme before any content is loaded, prevents flash -->
        <script>
            var theme;
            try { theme = localStorage.getItem('mdbook-theme'); } catch (e) { }
            if (theme === null || theme === undefined) { theme = default_theme; }
            var html = document.querySelector('html');
            html.classList.remove('{{ default_theme }}')
            html.classList.add(theme);
            var body = document.querySelector('body');
            body.classList.remove('no-js')
            body.classList.add('js');
        </script>

        <input type="checkbox" id="sidebar-toggle-anchor" class="hidden">

        <!-- Hide / unhide sidebar before it is displayed -->
        <script>
            var body = document.querySelector('body');
            var sidebar = null;
            var sidebar_toggle = document.getElementById("sidebar-toggle-anchor");
            if (document.body.clientWidth >= 1080) {
                try { sidebar = localStorage.getItem('mdbook-sidebar'); } catch (e) { }
                sidebar = sidebar || 'visible';
            } else {
                sidebar = 'hidden';
            }
            sidebar_toggle.checked = sidebar === 'visible';
            body.classList.remove('sidebar-visible');
            body.classList.add("sidebar-" + sidebar);
        </script>

        <nav id="sidebar" class="sidebar" aria-label="Table of contents">
            <div class="sidebar-scrollbox">
                {{#toc}}{{/toc}}
            </div>
            <div id="sidebar-resize-handle" class="sidebar-resize-handle"></div>
        </nav>

        <!-- Track and set sidebar scroll position -->
        <script>
            var sidebarScrollbox = document.querySelector('#sidebar .sidebar-scrollbox');
            sidebarScrollbox.addEventListener('click', function (e) {
                if (e.target.tagName === 'A') {
                    sessionStorage.setItem('sidebar-scroll', sidebarScrollbox.scrollTop);
                }
            }, { passive: true });
            var sidebarScrollTop = sessionStorage.getItem('sidebar-scroll');
            sessionStorage.removeItem('sidebar-scroll');
            if (sidebarScrollTop) {
                // preserve sidebar scroll position when navigating via links within sidebar
                sidebarScrollbox.scrollTop = sidebarScrollTop;
            } else {
                // scroll sidebar to current active section when navigating via "next/previous chapter" buttons
                var activeSection = document.querySelector('#sidebar .active');
                if (activeSection) {
                    activeSection.scrollIntoView({ block: 'center' });
                }
            }
        </script>

        <div id="page-wrapper" class="page-wrapper">

            <div class="page">
                {{> header}}
                <div id="menu-bar-hover-placeholder"></div>
                <div id="menu-bar" class="menu-bar sticky">
                    <div class="left-buttons">
                        <label id="sidebar-toggle" class="icon-button" for="sidebar-toggle-anchor"
                            title="Toggle Table of Contents" aria-label="Toggle Table of Contents"
                            aria-controls="sidebar">
                            <i class="fa fa-bars"></i>
                        </label>
                        <button id="theme-toggle" class="icon-button" type="button" title="Change theme"
                            aria-label="Change theme" aria-haspopup="true" aria-expanded="false"
                            aria-controls="theme-list">
                            <i class="fa fa-paint-brush"></i>
                        </button>
                        <ul id="theme-list" class="theme-popup" aria-label="Themes" role="menu">
                            <li role="none"><button role="menuitem" class="theme" id="light">Light</button></li>
                            <li role="none"><button role="menuitem" class="theme" id="rust">Rust</button></li>
                            <li role="none"><button role="menuitem" class="theme" id="coal">Coal</button></li>
                            <li role="none"><button role="menuitem" class="theme" id="navy">Navy</button></li>
                            <li role="none"><button role="menuitem" class="theme" id="ayu">Ayu</button></li>
                        </ul>
                        {{#if search_enabled}}
                        <button id="search-toggle" class="icon-button" type="button" title="Search. (Shortkey: s)"
                            aria-label="Toggle Searchbar" aria-expanded="false" aria-keyshortcuts="S"
                            aria-controls="searchbar">
                            <i class="fa fa-search"></i>
                        </button>
                        {{/if}}
                    </div>

                    <h1 class="menu-title">{{ book_title }}</h1>

                    <div class="right-buttons">
                        <button id="language-toggle" class="icon-button" type="button" title="Change language"
                            aria-label="Change language" aria-haspopup="true" aria-expanded="false"
                            aria-controls="language-list">
                            <i class="fa fa-globe"></i>
                        </button>
                        <ul id="language-list" class="theme-popup" aria-label="Languages" role="menu">
                            <li role="none"><button role="menuitem" class="theme">
                                    <a id="en">English</a>
                                </button></li>
                        {{!-- <li role="none"><button role="menuitem" class="theme">
                              <a id="pt-BR">Brazilian Portuguese</a>
                          </button></li>
                          <li role="none"><button role="menuitem" class="theme">
                              <a id="ko">한국어 (Korean)</a>
                          </button></li> --}}
                        </ul>

                        <script>
                            let langToggle = document.getElementById("language-toggle");
                            let langList = document.getElementById("language-list");
                            langToggle.addEventListener("click", (event) => {
                                langList.style.display = langList.style.display == "block" ? "none" : "block";
                            });
                            let selectedLang = document.getElementById("{{ language }}");
                            if (selectedLang) {
                                selectedLang.parentNode.classList.add("theme-selected");
                            }

                            // The path to the root, taking the current
                            // language into account.
                            {{#if (eq language "en")}}
                            let full_path_to_root = "{{ path_to_root }}";
                            {{else}}
                            let full_path_to_root = "{{ path_to_root }}../";
                            {{/if}}
                                    // The page path (mdbook only gives us
                                    // access to the path to the Markdown file).
                                    let path = "{{ path }}".replace(/\.md$/, ".html");
                                    for (let lang of langList.querySelectorAll("a")) {
                                        if (lang.id == "en") {
                                            lang.href = `${full_path_to_root}${path}`;
                                        } else {
                                            lang.href = `${full_path_to_root}${lang.id}/${path}`;
                                        }
                                    }
                        </script>

                        {{#if print_enable}}
                        <a href="{{ path_to_root }}print.html" title="Print this book" aria-label="Print this book">
                            <i id="print-button" class="fa fa-print"></i>
                        </a>
                        <a href="{{ path_to_root }}rust-design-patterns.pdf" title="This book as a PDF" aria-label="This book as a PDF">
                            <i id="open-pdf-button" class="fa fa-download"></i>
                        </a>
                        {{/if}}
                        {{#if git_repository_url}}
                        <a href="{{git_repository_url}}" title="Git repository" aria-label="Git repository">
                            <i id="git-repository-button" class="fa {{git_repository_icon}}"></i>
                        </a>
                        {{/if}}
                        {{#if git_repository_edit_url}}
                        {{#if (eq language "en")}}
                        <a href="{{git_repository_edit_url}}" title="Suggest an edit" aria-label="Suggest an edit"
                            target="_blank">
                            <i id="git-edit-button" class="fa fa-edit"></i>
                        </a>
                        {{else}}
                        <a href="https://github.com/rust-unofficial/patterns/edit/main/po/{{language}}.po"
                            title="Suggest an edit to the translation" aria-label="Suggest an edit to the translation" target="_blank">
                            <i id="git-edit-button" class="fa fa-edit"></i>
                        </a>
                        {{/if}}
                        {{/if}}

                    </div>
                </div>

                {{#if search_enabled}}
                <div id="search-wrapper" class="hidden">
                    <form id="searchbar-outer" class="searchbar-outer">
                        <input type="search" id="searchbar" name="searchbar" placeholder="Search this book ..."
                            aria-controls="searchresults-outer" aria-describedby="searchresults-header">
                    </form>
                    <div id="searchresults-outer" class="searchresults-outer hidden">
                        <div id="searchresults-header" class="searchresults-header"></div>
                        <ul id="searchresults">
                        </ul>
                    </div>
                </div>
                {{/if}}

                <!-- Apply ARIA attributes after the sidebar and the sidebar toggle button are added to the DOM -->
                <script>
                        document.getElementById('sidebar-toggle').setAttribute('aria-expanded', sidebar === 'visible');
                        document.getElementById('sidebar').setAttribute('aria-hidden', sidebar !== 'visible');
                        Array.from(document.querySelectorAll('#sidebar a')).forEach(function (link) {
                            link.setAttribute('tabIndex', sidebar === 'visible' ? 0 : -1);
                        });
                </script>

                <div id="content" class="content">
                    <main>
                        {{{ content }}}
                    </main>

                    <nav class="nav-wrapper" aria-label="Page navigation">
                        <!-- Mobile navigation buttons -->
                        {{#previous}}
                        <a rel="prev" href="{{ path_to_root }}{{link}}" class="mobile-nav-chapters previous"
                            title="Previous chapter" aria-label="Previous chapter" aria-keyshortcuts="Left">
                            <i class="fa fa-angle-left"></i>
                        </a>
                        {{/previous}}

                        {{#next}}
                        <a rel="next" href="{{ path_to_root }}{{link}}" class="mobile-nav-chapters next"
                            title="Next chapter" aria-label="Next chapter" aria-keyshortcuts="Right">
                            <i class="fa fa-angle-right"></i>
                        </a>
                        {{/next}}

                        <div style="clear: both"></div>
                    </nav>
                </div>
            </div>

            <nav class="nav-wide-wrapper" aria-label="Page navigation">
                {{#previous}}
                <a rel="prev" href="{{ path_to_root }}{{link}}" class="nav-chapters previous" title="Previous chapter"
                    aria-label="Previous chapter" aria-keyshortcuts="Left">
                    <i class="fa fa-angle-left"></i>
                </a>
                {{/previous}}

                {{#next}}
                <a rel="next" href="{{ path_to_root }}{{link}}" class="nav-chapters next" title="Next chapter"
                    aria-label="Next chapter" aria-keyshortcuts="Right">
                    <i class="fa fa-angle-right"></i>
                </a>
                {{/next}}
            </nav>

        </div>

        {{#if live_reload_endpoint}}
        <!-- Livereload script (if served using the cli tool) -->
        <script>
                const wsProtocol = location.protocol === 'https:' ? 'wss:' : 'ws:';
                const wsAddress = wsProtocol + "//" + location.host + "/" + "{{{live_reload_endpoint}}}";
                const socket = new WebSocket(wsAddress);
                socket.onmessage = function (event) {
                    if (event.data === "reload") {
                        socket.close();
                        location.reload();
                    }
                };

                window.onbeforeunload = function () {
                    socket.close();
                }
        </script>
        {{/if}}

        {{#if google_analytics}}
        <!-- Google Analytics Tag -->
        <script>
                var localAddrs = ["localhost", "127.0.0.1", ""];

                // make sure we don't activate google analytics if the developer is
                // inspecting the book locally...
                if (localAddrs.indexOf(document.location.hostname) === -1) {
                    (function (i, s, o, g, r, a, m) {
                        i['GoogleAnalyticsObject'] = r; i[r] = i[r] || function () {
                            (i[r].q = i[r].q || []).push(arguments)
                        }, i[r].l = 1 * new Date(); a = s.createElement(o),
                            m = s.getElementsByTagName(o)[0]; a.async = 1; a.src = g; m.parentNode.insertBefore(a, m)
                    })(window, document, 'script', 'https://www.google-analytics.com/analytics.js', 'ga');

                    ga('create', '{{google_analytics}}', 'auto');
                    ga('send', 'pageview');
                }
        </script>
        {{/if}}

        {{#if playground_line_numbers}}
        <script>
                window.playground_line_numbers = true;
        </script>
        {{/if}}

        {{#if playground_copyable}}
        <script>
                window.playground_copyable = true;
        </script>
        {{/if}}

        {{#if playground_js}}
        <script src="{{ path_to_root }}ace.js"></script>
        <script src="{{ path_to_root }}editor.js"></script>
        <script src="{{ path_to_root }}mode-rust.js"></script>
        <script src="{{ path_to_root }}theme-dawn.js"></script>
        <script src="{{ path_to_root }}theme-tomorrow_night.js"></script>
        {{/if}}

        {{#if search_js}}
        <script src="{{ path_to_root }}elasticlunr.min.js"></script>
        <script src="{{ path_to_root }}mark.min.js"></script>
        <script src="{{ path_to_root }}searcher.js"></script>
        {{/if}}

        <script src="{{ path_to_root }}clipboard.min.js"></script>
        <script src="{{ path_to_root }}highlight.js"></script>
        <script src="{{ path_to_root }}book.js"></script>

        <!-- Custom JS scripts -->
        {{#each additional_js}}
        <script src="{{ ../path_to_root }}{{this}}"></script>
        {{/each}}

        {{#if is_print}}
        {{#if mathjax_support}}
        <script>
                window.addEventListener('load', function () {
                    MathJax.Hub.Register.StartupHook('End', function () {
                        window.setTimeout(window.print, 100);
                    });
                });
        </script>
        {{else}}
        <script>
                window.addEventListener('load', function () {
                    window.setTimeout(window.print, 100);
                });
        </script>
        {{/if}}
        {{/if}}

    </div>
</body>

</html>